Home / 805,897.60-1,208,846.40-569,701.60

Finding the Fourth Proportional to 805,897.60, 1,208,846.40 and 569,701.60

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Solution

The fourth proportional to 805,897.60, 1,208,846.40 and 569,701.60 is: 854,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,897.60 : 1,208,846.40 = 569,701.60 : x
  2. Step 2: Convert to fraction form
    805,897.60/1,208,846.40 = 569,701.60/x
  3. Step 3: Cross multiply
    805,897.60x = 1,208,846.40 × 569,701.60
  4. Step 4: Simplify right side
    805,897.60x = 688,681,728,234.24
  5. Step 5: Solve for x
    x = 688,681,728,234.24/805,897.60
  6. Step 6: Final answer
    x = 854,552.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.